<html>
    <head>
        <title>Itowns - Globe + color layers from vector data</title>

        <script type="importmap">
        {
            "imports": {
                "itowns": "../dist/itowns.js",
                "debug": "../dist/debug.js",
                "dat": "https://unpkg.com/dat.gui@0.7.9/build/dat.gui.module.js",
                "GuiTools": "./jsm/GUI/GuiTools.js",
                "LoadingScreen": "./jsm/GUI/LoadingScreen.js",
                "FeatureToolTip": "./jsm/plugins/FeatureToolTip.js",
                "itowns_widgets": "../dist/itowns_widgets.js",
                "three": "https://unpkg.com/three@0.170.0/build/three.module.js",
                "three/addons/": "https://unpkg.com/three@0.170.0/examples/jsm/"
            }
        }
        </script>
        <meta charset="UTF-8">
        <link rel="stylesheet" type="text/css" href="css/example.css">
        <link rel="stylesheet" type="text/css" href="css/LoadingScreen.css">

        <meta name="viewport" content="width=device-width, initial-scale=1.0">
    </head>
    <body>
        <div id="viewerDiv" class="viewer"></div>
        <script type="module">

            import GuiTools from 'GuiTools';
            import setupLoadingScreen from 'LoadingScreen';
            import * as THREE from 'three';
            import * as itowns from 'itowns';
            import * as debug from 'debug';
            import * as itowns_widgets from 'itowns_widgets';
            import FeatureToolTip from 'FeatureToolTip';


            // # Simple Globe viewer
            /* global itowns, setupLoadingScreen, GuiTools, ToolTip */

            // Define initial camera position
            var placement = {
                coord: new itowns.Coordinates('EPSG:4326', 3.5, 44),
                range: 1000000,
            }

            // `viewerDiv` will contain iTowns' rendering area (`<canvas>`)
            var viewerDiv = document.getElementById('viewerDiv');

            // Instanciate iTowns GlobeView*
            var view = new itowns.GlobeView(viewerDiv, placement);
            var menuGlobe = new GuiTools('menuDiv', view);

            setupLoadingScreen(viewerDiv, view);
            FeatureToolTip.init(viewerDiv, view);

            // Add one imagery layer to the scene
            // This layer is defined in a json file but it could be defined as a plain js
            // object. See Layer* for more info.
            itowns.Fetcher.json('./layers/JSONLayers/Ortho.json').then(function _(config) {
                config.source = new itowns.WMTSSource(config.source);
                var layer = new itowns.ColorLayer('Ortho', config);
                view.addLayer(layer).then(function _() {
                    menuGlobe.addLayerGUI.bind(menuGlobe);
                    itowns.ColorLayersOrdering.moveLayerToIndex(view, 'Ortho', 0);
                });
            });
            // Add two elevation layers.
            // These will deform iTowns globe geometry to represent terrain elevation.
            function addElevationLayerFromConfig(config) {
                config.source = new itowns.WMTSSource(config.source);
                var layer = new itowns.ElevationLayer(config.id, config);
                view.addLayer(layer).then(menuGlobe.addLayerGUI.bind(menuGlobe));
            }
            itowns.Fetcher.json('./layers/JSONLayers/IGN_MNT_HIGHRES.json').then(addElevationLayerFromConfig);
            itowns.Fetcher.json('./layers/JSONLayers/WORLD_DTM.json').then(addElevationLayerFromConfig);


            // Display the content of two GeoJSON files on terrain with ColorLayer and FileSource.
            // The GeoJSONs are loaded from url, set in FileSource

            // Declare the source for the data on Ariege area
            const ariegeSource = new itowns.FileSource({
                url: 'https://raw.githubusercontent.com/gregoiredavid/france-geojson/master/departements/09-ariege/departement-09-ariege.geojson',
                crs: 'EPSG:4326',
                format: 'application/json',
            });
            // Create a ColorLayer for the Ariege area
            const ariegeLayer = new itowns.ColorLayer('ariege', {
                name: 'ariege',
                transparent: true,
                source: ariegeSource,
                style: {
                    fill: {
                        color: 'orange',
                        opacity: 0.5,
                    },
                    stroke: {
                        color: 'white',
                    },
                },
            });
            // Add the Ariege ColorLayer to the view and grant it a tooltip
            view.addLayer(ariegeLayer).then(FeatureToolTip.addLayer);

            // Declare the source for the data on Pyrenees Orientales area
            const pyoSource = new itowns.FileSource({
                url: 'https://raw.githubusercontent.com/gregoiredavid/france-geojson/master/departements/66-pyrenees-orientales/departement-66-pyrenees-orientales.geojson',
                crs: 'EPSG:4326',
                format: 'application/json',
            });
            // Create a ColorLayer for the Pyrenees Orientales area
            const pyoLayer = new itowns.ColorLayer('pyrenees-orientales', {
                name: 'pyrenees-orientales',
                transparent: true,
                source: pyoSource,
                style: {
                    fill: {
                        pattern: {
                            source: 'images/cross.png',
                        },
                        opacity: 0.8,
                    },
                    stroke: {
                        color:'IndianRed',
                    },
                },
            });
            // Add The Pyrennees Orientales ColorLayer to the view and grant it a tooltip
            view.addLayer(pyoLayer).then(FeatureToolTip.addLayer);


            // Center the camera on the data extents
            view.addEventListener(itowns.GLOBE_VIEW_EVENTS.GLOBE_INITIALIZED, function () {
                const layersExtent = ariegeSource.extent.clone();
                layersExtent.union(pyoSource.extent);
                view.controls.lookAtCoordinate(layersExtent, false);
            });


            debug.createTileDebugUI(menuGlobe.gui, view);
            window.view = view;
            window.itowns = itowns;
            window.THREE = THREE;

        </script>
    </body>
</html>
